New tariffs on Canada and Mexico could send Costco prices soaring. Here are 13 groceries that may get much pricier.

Least of all at Costco. And on any other day ... And over in the refrigerated produce section, Sven Thaysen, too, was torn. He felt good knowing that the hummus and tissues in his cart were ...

Ron Vachris, CEO of the warehouse retail giant, announced that Costco would be switching its food court fountains to Coca-Cola products during the company's shareholder meeting Thursday.